Real Challenge

After pushing the door open to the room on the fifth floor, Yan Liqiang took a look and noticed that it was mostly empty and clean. Neither any spirit talismans nor anyone was in there; nothing irksome was in there at all. In the room, there was only a table, and on it was a metal box and a letter.

Yan Liqiang calmed down, walked up to the table, and looked at the letter.

There were densely packed words written all over it.